Tetra DW18 Deep Water Air Pump

Delivers air where fish need it most! The Tetra Deep Water Air Pumps also provide air to even the deepest tanks. Also an excellent choice for driving protein skimmers. So powerful that they are capable of operating multiple airstones in one or more tanks. Deep Water pumps come with a lifetime warranty, so you and your fish will never have to depend on another air pump. This air pump has one outlet and is good for tanks up to 15 gallons.